[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/pshs.cz\/housenky-na-stromech\/#Article","mainEntityOfPage":"https:\/\/pshs.cz\/housenky-na-stromech\/","headline":"Housenky na stromech","name":"Housenky na stromech","description":"Jsou to pr\u00e1v\u011b housenky, kter\u00e9 se st\u00e1vaj\u00ed \u0161k\u016fdci, plen\u00ed a hub\u00ed r\u016fzn\u00e9 druhy d\u0159evin, st\u00e1vaj\u00ed se tak kalamitou pro mnoho zahrad, ale tak\u00e9 pro rozli\u010dn\u00e9 lesn\u00ed porosty. Pohybuj\u00ed se v\u0161ak p\u0159ev\u00e1\u017en\u011b na stromech. Proto\u017ee pt\u00e1ci se housenkami \u017eiv\u00ed, a jsou pro housenky tak jedn\u011bmi z hlavn\u00edch a p\u0159irozen\u00fdch nep\u0159\u00e1tel. Mezi takov\u00e9 \u0161k\u016fdce mezi housenkami pat\u0159\u00ed […]","datePublished":"2026-05-08","dateModified":"2026-05-08","author":{"@type":"Person","@id":"https:\/\/pshs.cz\/author\/#Person","name":"","url":"https:\/\/pshs.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/2d2e3fdaba6370eba756fb4048c695326686ff29010a0df4d58b27c20544521d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2d2e3fdaba6370eba756fb4048c695326686ff29010a0df4d58b27c20544521d?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"pshs.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"url":"https:\/\/pshs.cz\/housenky-na-stromech\/","wordCount":402,"articleBody":" Jsou to pr\u00e1v\u011b housenky, kter\u00e9 se st\u00e1vaj\u00ed \u0161k\u016fdci, plen\u00ed a hub\u00ed r\u016fzn\u00e9 druhy d\u0159evin, st\u00e1vaj\u00ed se tak kalamitou pro mnoho zahrad, ale tak\u00e9 pro rozli\u010dn\u00e9 lesn\u00ed porosty. Pohybuj\u00ed se v\u0161ak p\u0159ev\u00e1\u017en\u011b na stromech. Proto\u017ee pt\u00e1ci se housenkami \u017eiv\u00ed, a jsou pro housenky tak jedn\u011bmi z hlavn\u00edch a p\u0159irozen\u00fdch nep\u0159\u00e1tel. Mezi takov\u00e9 \u0161k\u016fdce mezi housenkami pat\u0159\u00ed nap\u0159\u00edklad: o Bekyn\u011b zlato\u0159itn\u00e1 Tato housenka zp\u016fsobuje mnoho \u0161kod p\u0159ev\u00e1\u017en\u011b na r\u016fzn\u00fdch ovocn\u00fdch stromech, p\u0159edev\u0161\u00edm pak na silni\u010dn\u00edch stromo\u0159ad\u00edch. Bekyn\u011b zlato\u0159itn\u00e1 m\u00e1 za rok pouze jednu generaci. Housenka se d\u00e1 zlikvidovat hlavn\u011b mechanick\u00fdm od\u0159ez\u00e1v\u00e1n\u00edm a n\u00e1sledn\u00fdm spalov\u00e1n\u00edm v\u011btv\u00ed, kde se nach\u00e1zej\u00ed zimn\u00ed hn\u00edzda housenek. O\u0159ez\u00e1n\u00ed v\u011btv\u00ed je t\u0159eba prov\u00e1d\u011bt zjara, je\u0161t\u011b p\u0159ed za\u010d\u00e1tkem ra\u0161en\u00ed ovocn\u00fdch strom\u016f. Housenky bekyn\u011b zlato\u0159itn\u00e9 jsou zpo\u010d\u00e1tku \u010dernohn\u011bd\u00e9 a na h\u0159betu maj\u00ed \u017elutohn\u011bdou \u010d\u00e1ru. Pozd\u011bji jsou pest\u0159e zbarven\u00e9 po cel\u00e9m sv\u00e9m povrchu t\u011bla, a tak\u00e9 zcela chlupat\u00e9. Dor\u016fstaj\u00ed d\u00e9lky \u010dty\u0159 centimetr\u016f. o Bekyn\u011b velkohlav\u00e1  Bekyn\u011b velkohlav\u00e1 se vyskytuje nepravideln\u011b na r\u016fzn\u00fdch ovocn\u00fdch d\u0159evin\u00e1ch. Tato housenka se v pr\u016fb\u011bhu t\u0159\u00ed, a\u017e \u010dty\u0159 let obvykle p\u0159emno\u017e\u00ed, aby potom na deset, a\u017e dvacet let najednou vymizela. Housenky bekyn\u011b velkohlav\u00e9 jsou velice \u017erav\u00e9 a \u010dasto zp\u016fsobuj\u00ed kalamity na napaden\u00fdch stromech. Bekyn\u011b p\u0159e\u010dk\u00e1v\u00e1 zimu na stromech ve st\u00e1diu vaj\u00ed\u010dek. o P\u0159\u00e1stevn\u00ed\u010dek americk\u00fd  Tato housenka se vyskytuje pouze v nejteplej\u0161\u00edch oblastech na Slovensku. P\u0159\u00e1stevn\u00ed\u010dek americk\u00fd m\u00edv\u00e1 ro\u010dn\u011b a\u017e dv\u011b generace. Na stromech p\u0159e\u010dk\u00e1v\u00e1 zimu ve stadiu kukel. Prvn\u00ed generace housenek se objevuje ihned zjara, v m\u011bs\u00edci kv\u011btnu, a druh\u00e1 generace p\u0159\u00e1stevn\u00ed\u010dka se l\u00edhne potom koncem \u010dervence, a tak\u00e9 v srpnu. Tato druh\u00e1 generace housenek je v\u0161ak po\u010detn\u011bj\u0161\u00ed, a z toho d\u016fvodu m\u016f\u017ee nap\u00e1chat je\u0161t\u011b v\u011bt\u0161\u00ed \u0161kody. P\u0159\u00e1stevn\u00ed\u010dek americk\u00fd je pest\u0159e zbarven\u00e1 a dlouze ochlupen\u00e1 housenka, kter\u00e1 dosahuje d\u00e9lky a\u017e t\u0159\u00ed a p\u016fl centimetru. Jej\u00ed kukly maj\u00ed barvu rudohn\u011bdou, a\u017e \u010dernou a jsou dvan\u00e1ct milimetr\u016f dlouh\u00e9.                                                                                                                                                                                                                                                                                                                                                                                                 "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Housenky na stromech","item":"https:\/\/pshs.cz\/housenky-na-stromech\/#breadcrumbitem"}]}]